1366 - Incorrect integer value: '' for column `db160153`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', '2jp7lt2qboenrt7hgveqgkkhv2', '3.133.79.70', '1713599171', '1713599171', '/Kerze-Spiralkugel/Spiralkugel-Weiss::644.html')

[XT SQL Error]